✔ 最佳答案
You should seek professional legal opinion in this case, given that you represent an owners' corporation, which the corporation should have a legal consultant.
Nevertheless, in my opinion, this is the situation which a lawsuit is not the best course of action.
In this case, since the original owner has deceased and the probate process is not completed, there will be no one responding the lawsuit and paying for the judgment. Even a default judgment allows the winner for a court-ordered sale, the cost and time, as well as any potential complications, will make this route difficult.
The easiest way is simply file a lien on the property to prevent any transactions. In this case, even someone want to inherit the property, they will have to pay to clear the mess.